Put the belt on and make note of which hole you use.

How to calculate belt size. Here’s how you can measure your waist and find the appropriate belt size in three easy steps: Most accurate way lay your current belt flat on a smooth surface and measure it from where the buckle attaches to the leather (the. Measuring your waist is as easy as measuring belt sizes.

Groove depth of pulley 1: Groove depth of pulley 2: With a couple quick measurements you can plug the numbers into this formula to get your belt size!

Alternatively, you may measure at the fold, or where the buckle meets the leather, to the hole. Diameter of the smaller pulley; Lay the belt flat on a table (be careful not to scratch the surface with the.

Dimensions known to calculate belt length now, we already know the size of the pulley, either from the manufacturer’s data or we can go out into the building and actually. See which belt length that correspond with your waist size. Measure the hip area where your belt usually sits.

If you know any 3 values (pulley sizes or rpm) and need to calculate the 4th, enter the 3 known values and hit calculate to find the missing value. Alternate formula to calculate belt length dl: If you tend to be a bit curvier, you may want to order two sizes up.

How to measure a belt size the best way is to measure around where you wear the belt. The first way is by taking your women’s pants size in inches and ordering one size larger. Diameter of pulley 2 (or spool):